Parse diff output in 'svn log' in an ordering-independent manner.  If needed, this could probably be generalized in diff_tests.py.
Parse diff output in 'svn log' in an ordering-independent manner.  If needed,
this could probably be generalized in diff_tests.py.

* subversion/tests/cmdline/log_tests.py
  (parse_diff, setify, compare_diff_output): New.
  (log_diff): Tweak the expectation format, and use the new comparison method.


git-svn-id: f8a4e5e023278da1e04e203c7fe051e3c4285d88@1230798 13f79535-47bb-0310-9956-ffa450edef68

YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion,YueLinHo/Subversion